Dargan Pond Dam D-3553, located in Darlington, South Carolina, was completed in 1958 and is primarily used for irrigation purposes. Constructed by the USDA NRCS, this earth dam stands at a height of 16 feet and spans a length of 1070 feet, with a storage capacity of 2092 acre-feet. The dam is situated on the TR-Alligator & Back Swamp Creek, within the Wilmington District, and is regulated by the state of South Carolina.

The dam's spillway, with a width of 200 feet, is uncontrolled, and it has a low hazard potential with a moderate risk assessment rating. While the condition of the dam is not currently rated, it is inspected at regular intervals. Despite not being state-regulated or permitted, Dargan Pond Dam D-3553 plays a crucial role in providing essential water resources for irrigation in the region. With its unique design features and historical significance, this dam serves as a vital component of South Carolina's water infrastructure.

Overall, Dargan Pond Dam D-3553 is a notable structure in the water resource landscape of South Carolina, contributing to the management of water flow and storage in the area. As an earth dam designed by the USDA NRCS, it showcases the importance of effective water resource management for agricultural purposes. With its low hazard potential and moderate risk assessment, this dam exemplifies the balance between water conservation and safety in the region.